Andi Kleen wrote:>> You need lazy hugetlbfs to use it (= allocate at page fault time,>> not mmap time). Otherwise the policy can never be applied. I implemented >> my own version of lazy allocation for SLES9, but when I wanted to >> merge it into mainline some other people told they had a much better >> singing&dancing lazy hugetlb patch. So I waited for them, but they >> never went forward with their stuff and their code seems to be dead>> now. So this is still a dangling end :/>> If nothing happens soon regarding the "other" hugetlb code I will>> forward port my SLES9 code. It already has NUMA policy support.>> For now you can remove the hugetlb policy code from mainline if you>> want, it would be easy to readd it when lazy hugetlbfs is merged.

On Thu, Jan 06, 2005 at 03:43:39PM -0800, Steve Longerbeam wrote:> if you don't mind I'd like to. Sounds as if lazy hugetlbfs would be> able to make use of the generic file mapping->policy instead of a> hugetlb-specific policy anyway. Same goes for shmem.

If Andi's comments refer to my work, it already got permavetoed.

Anyway, using the vma's is a minor change. Please include this as apatch separate from other changes (fault handling, consolidations, etc.)